Demographics
BFS · 2025Women
2'184 50.2%
Men
2'166 49.8%
Children & youth (0–19)
897 20.6%
Swiss citizens
3'760 86.4%
Foreign residents
590 13.6%
Population density
318 pop./km²
0–19 · 897 · 20.6%20–64 · 2'586 · 59.4%65+ · 867 · 19.9%
Foreign residents 13.6%0%64.0%
Population change 2025: +11 (+0.3%) · 47 births · 31 deaths · net migration −10
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026 · swisstopo, retrieved 24.09.2026 · BEVNAT (Statistik der natürlichen Bevölkerungsbewegung) 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026
27.09.2026Popular Initiative 'For food security – through increased sustainable domestic production, more plant-based food and clean drinking water (Food Initiative)'Federal● Rejected · 27.5% YesDistrict Bezirk Zofingen: 23.9% Yes
22.5% YesNo 77.5%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Zofingen: 33.3% Yes
33.1% YesNo 66.9%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Zofingen: 56.3% Yes
58.3% YesNo 41.7%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Zofingen: 56.1% Yes
60.1% YesNo 39.9%
14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% YesDistrict Bezirk Zofingen: 41.9% Yes
40.3% YesNo 59.7%
14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% YesDistrict Bezirk Zofingen: 54.8% Yes
52.0% YesNo 48.0%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Zofingen: 45.5% Yes
45.7% YesNo 54.3%
08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Bezirk Zofingen: 22.2% Yes
22.4% YesNo 77.6%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Zofingen: 45.5% Yes
42.2% YesNo 57.8%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Zofingen: 41.4% Yes
37.2% YesNo 62.9%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SVP43.9% · strongest party
SVP43.9%
SP14.9%
FDP9.4%
Mitte8.5%
EVP6.9%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier114%
Cantonal tax multiplier103%
114%AG range 48%127%
Tax rank 136 of 196 in canton AargauTax burden
Single, 100'000 CHF gross income
13'272 CHF(13.3%)
Rank 132 of 196 in the canton · 603 of 2110 in Switzerland
Median canton 12'952 CHF · median Switzerland 15'290 CHF
Cheapest Oberwil-Lieli 9'753 CHF · most expensive Ammerswil 13'965 CHF
100'000 CHF:13'272 CHF(~13.3%)
BrittnauCanton range AargauSwitzerland median
Show data table
| Gross income | Brittnau | Aargau | Switzerland median |
|---|---|---|---|
| 40'000 | 5.3% | 3.8–5.6% | 5.4% |
| 50'000 | 7.3% | 5.2–7.7% | 7.8% |
| 60'000 | 8.8% | 6.4–9.3% | 10.5% |
| 70'000 | 10.2% | 7.4–10.7% | 11.9% |
| 80'000 | 11.3% | 8.2–11.9% | 13.1% |
| 90'000 | 12.2% | 8.9–12.8% | 14.1% |
| 100'000 | 13.3% | 9.8–14% | 15.3% |
| 110'000 | 14.2% | 10.5–14.9% | 16.3% |
| 120'000 | 15% | 11.2–15.8% | 17.2% |
| 130'000 | 15.7% | 11.7–16.5% | 18.1% |
| 140'000 | 16.5% | 12.4–17.3% | 19% |
| 150'000 | 17.2% | 13–18% | 19.7% |
| 175'000 | 18.8% | 14.4–19.7% | 21.6% |
| 200'000 | 20.2% | 15.5–21.1% | 23.2% |
| 225'000 | 21.5% | 16.6–22.4% | 24.6% |
| 250'000 | 22.6% | 17.6–23.6% | 25.8% |
| 275'000 | 23.5% | 18.4–24.5% | 26.8% |
| 300'000 | 24.3% | 19.1–25.3% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20209.2 °C
Precipitation 1991–20201'135 mm
9.2 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
607 m
Mean elevation
493 m
Relief
175 m
Mean slope
6.7°
Flat share
47.7%
South-facing
12.7%
Above 2000 m
0.0%
Relief 175 m0 m3'847 m
Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.
swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026
Roof potential
37.9 GWh/yr
Roofs + façades
49.7 GWh/yr
≈ households powered
8'400
Per inhabitant
8'717 kWh/yr
38 GWh/yr01'133 GWh/yr
BFE solar factsheet ↗Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).
Swiss Federal Office of Energy (SFOE), retrieved 24.09.2026
Electricity
ElCom · 2027Tariff H4
29.86 Rp./kWh
Energy
10.37 Rp./kWh
Grid usage
14.95 Rp./kWh
Levies + grid surcharge
3.24 Rp./kWh
29.86 Rp./kWh10.5645.88
Canton median 26.88 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator AEW Energie AG
ElCom tariff comparison ↗How this is measured
Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.
2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026
Health-insurance premiums
BAG · 2024Standard model, deductible 300570 CHF/mo
Ø premium in canton Aargau392 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo
Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Aargau (2024, BAG) — it applies canton-wide, not to any single location.
2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026
Housing
BFS · AREVacancy rate
0.88 %
Second homes
8.2 %
Avg. rooms
4.2
Dwellings
2'042
Built before 194631.5%
Built since 200124.8%
0.88 %0 %12 %
Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.
Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Dwelling inventory and second-home share 2026 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026
Economy
BFS · 2024Jobs
796
Workplaces
234
Services share
54.4 %
Jobs by sector: Primary 149 (18.7%) · Secondary 214 (26.9%) · Tertiary 433 (54.4%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
46
Organic share
10.9 %
Farmland
750 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026
Accessibility
ARE · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026
Municipality
Wikidata · CC0Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities4'350 #58 AG · #518 CHGrowing municipalities0.3% #125 AG · #1259 CHShrinking municipalities0.3% #72 AG · #851 CHJobs per resident0.18 #176 AG · #1867 CHFamilies & children20.6% #90 AG · #954 CHAge structure19.9% #93 AG · #1264 CHWomen share50.2% #47 AG · #815 CHForeign residents13.6% #168 AG · #1405 CHPopulation density318/km² #118 AG · #745 CHTax burden13'272 #132 AG · #603 CHTaxes114% #136 AGWarmest municipalities9.2 °C #186 AG · #1255 CHSunniest municipalities40.7% #32 AG · #1538 CHRainiest municipalities1'135 mm #22 AG · #901 CHVoter turnout52.8% #134 AG · #1492 CHAgainst Switzerland21.6% #36 AG · #420 CHAligned with Switzerland78.4% #132 AG · #1041 CHSVP strongholds43.9% #81 AG · #458 CHSP strongholds14.9% #63 AG · #954 CHCentre strongholds8.5% #148 AG · #1374 CHFDP strongholds9.4% #158 AG · #1465 CHGLP strongholds4.7% #172 AG · #1271 CHGreen strongholds6.7% #61 AG · #1171 CHLargest by area13.7 km² #15 AG · #711 CHHighest municipalities538 m #26 AG · #1048 CHSecond homes8.2% #86 AG · #1573 CHOrganic farming10.9% #95 AG · #1170 CHBest-connected municipalities71 min #143 AG · #1122 CHRemotest municipalities71 min #57 AG · #1009 CHHighest peaks607 m #102 AG · #1511 CHHighest-lying municipalities493 m #79 AG · #1465 CHGreatest vertical range175 m #136 AG · #1465 CHSteepest municipalities6.7° #113 AG · #1290 CHSolar potential38 GWh #40 AG · #508 CHSolar potential per capita8'717 kWh #84 AG · #1314 CHCheapest electricity29.86 Rp./kWh #179 AG · #1784 CHMost expensive electricity29.86 Rp./kWh #42 AG · #347 CH
Postal codes (3)
swisstopoLocalities
swisstopo · 3Nearby municipalities
swisstopo- What is the postal code of Brittnau?
- Brittnau has 3 postal codes: 4803, 4805, 6264.
- What is the tax rate in Brittnau?
- The municipal tax multiplier of Brittnau is 114% (2026); canton AG levies 103%.
- How much tax do you pay in Brittnau?
- A single person without children pays about 13'272 CHF income tax in Brittnau on 100'000 CHF gross income (federal, cantonal, municipal), rank 132 of 196 in canton AG. Source: ESTV (2026).
- How many residents does Brittnau have?
- Brittnau has 4'350 residents (2025).
- How many foreign residents live in Brittnau?
- Brittnau has 590 foreign residents, a share of 13.56% (2025).
Map
OpenStreetMapBrittnau compared with
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